Wireless speaker



FIG. 1 is a top, front, right-side perspective view of a wireless speaker.

FIG. 2 is a bottom, front, left-side perspective view thereof;

FIG. 3 is a top, back, right-side perspective view thereof;

FIG. 4 is a front view thereof;

FIG. 5 is a back view thereof;

FIG. 6 is a left-side view thereof;

FIG. 7 is a right-side view thereof;

FIG. 8 is a top view thereof; and,

FIG. 9 is a bottom view thereof.

The crosshatched pattern represents a woven fabric and is understood to be distributed uniformly over the surface of the claimed design upon which the pattern occurs.

The dashed broken lines depict portions of the wireless speaker that form no part of the claimed design. 

CLAIM The ornamental design for a wireless speaker, as shown and described. 